Gemstone



FIG. 1 is an upper perspective view of the gemstone;

FIG. 2 is a lower perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a first side view thereof;

FIG. 5 is a second side view thereof;

FIG. 6 is a third side view thereof;

FIG. 7 is a fourth side view thereof; and,

FIG. 8 is a bottom view. 

The ornamental design for a gemstone, as shown. 